Home / 308,408,983.94-462,567,971.27-90,000,683.27

Finding the Fourth Proportional to 308,408,983.94, 462,567,971.27 and 90,000,683.27

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Solution

The fourth proportional to 308,408,983.94, 462,567,971.27 and 90,000,683.27 is: 134,987,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,408,983.94 : 462,567,971.27 = 90,000,683.27 : x
  2. Step 2: Convert to fraction form
    308,408,983.94/462,567,971.27 = 90,000,683.27/x
  3. Step 3: Cross multiply
    308,408,983.94x = 462,567,971.27 × 90,000,683.27
  4. Step 4: Simplify right side
    308,408,983.94x = 41,631,433,470,354,888
  5. Step 5: Solve for x
    x = 41,631,433,470,354,888/308,408,983.94
  6. Step 6: Final answer
    x = 134,987,745.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.